Saa

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Across
  1. 3. a three-dimensional shape made out of six equal squares
  2. 5. a figure with four equal sides, all of its angles measure 90º
  3. 8. two straight lines that never cross
  4. 9. three-dimensional rounded shape
  5. 10. the point where two lines meet to form an angle
  6. 11. a triangle in which all the sides measure the same is a _____ triangle
  7. 14. a shape with circular ends and long, straight sides
  8. 15. to measure of all the sides of the shape together
  9. 17. angle that measures less than 90°
  10. 19. a triangle that has no equal sides is a _____ triangle.
  11. 20. the space occupied by the figure; this can be found by counting the amount of unit squares that cover the surface
Down
  1. 1. are lines that intersect at a right angle (90 degrees)
  2. 2. a space between two lines or surfaces that meet at one point, measured in degrees
  3. 4. two angles that add up to 180º
  4. 6. a triangle that has only two equal sides is a _____ triangle.
  5. 7. all points are the same distance from the center and its round
  6. 12. two angles that add up to 90º
  7. 13. a long, straight, thin mark with no bends
  8. 16. a part of a line that has a fixed starting point but no endpoint
  9. 18. a flat shape with four sides, in which there is only a pair of parallel lines